[INFO] fetching crate rust_ants 0.1.0...
[INFO] testing rust_ants-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate rust_ants 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rust_ants 0.1.0
[INFO] finished tweaking crates.io crate rust_ants 0.1.0
[INFO] tweaked toml for crates.io crate rust_ants 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_ants 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_ants 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a5f2ddb906a5e3d3792ac6d8992ed7fc9556ad3dbc328b34dace58cf42cf51a
[INFO] running `Command { std: "docker" "start" "-a" "6a5f2ddb906a5e3d3792ac6d8992ed7fc9556ad3dbc328b34dace58cf42cf51a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a5f2ddb906a5e3d3792ac6d8992ed7fc9556ad3dbc328b34dace58cf42cf51a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a5f2ddb906a5e3d3792ac6d8992ed7fc9556ad3dbc328b34dace58cf42cf51a", kill_on_drop: false }`
[INFO] [stdout] 6a5f2ddb906a5e3d3792ac6d8992ed7fc9556ad3dbc328b34dace58cf42cf51a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b5cc69ef9bac91b0e27338ce5d4c353954b1c2669a36372c544fdb41747ce5f
[INFO] running `Command { std: "docker" "start" "-a" "0b5cc69ef9bac91b0e27338ce5d4c353954b1c2669a36372c544fdb41747ce5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_ants v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "0b5cc69ef9bac91b0e27338ce5d4c353954b1c2669a36372c544fdb41747ce5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b5cc69ef9bac91b0e27338ce5d4c353954b1c2669a36372c544fdb41747ce5f", kill_on_drop: false }`
[INFO] [stdout] 0b5cc69ef9bac91b0e27338ce5d4c353954b1c2669a36372c544fdb41747ce5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba7368a3fb4f46fb7b24bf1eec1c96cf763874afa7c435c0c156302011834a9d
[INFO] running `Command { std: "docker" "start" "-a" "ba7368a3fb4f46fb7b24bf1eec1c96cf763874afa7c435c0c156302011834a9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_ants v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "ba7368a3fb4f46fb7b24bf1eec1c96cf763874afa7c435c0c156302011834a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba7368a3fb4f46fb7b24bf1eec1c96cf763874afa7c435c0c156302011834a9d", kill_on_drop: false }`
[INFO] [stdout] ba7368a3fb4f46fb7b24bf1eec1c96cf763874afa7c435c0c156302011834a9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 424f61a8c22e88c8ef699cc896ba7593a53e72d11e55deb3d8bee7f1b087932d
[INFO] running `Command { std: "docker" "start" "-a" "424f61a8c22e88c8ef699cc896ba7593a53e72d11e55deb3d8bee7f1b087932d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_ants-83cfc712f9d0b88a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "424f61a8c22e88c8ef699cc896ba7593a53e72d11e55deb3d8bee7f1b087932d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "424f61a8c22e88c8ef699cc896ba7593a53e72d11e55deb3d8bee7f1b087932d", kill_on_drop: false }`
[INFO] [stdout] 424f61a8c22e88c8ef699cc896ba7593a53e72d11e55deb3d8bee7f1b087932d